1.S136 steel+heat treatment. 2.Mould base:FUTABA from swiss 3.Develop time:20 days after coordination. 4.18 years experience. What Our Manufacture Does:1.Automobile : Air –outlet / vent,Rearview mirror,Instrument panel ,Horn so on.2.Electronic : Wireless receiver parts, USB housing, Mobile phone plastic part, Loptop cover and parts, remote control , key-press. etc...3.Mechanical : Percision ...